package com.cangshi.service;



import com.cangshi.entity.Bill;

import java.util.List;

/**
 * Created by Eoly on 2017/1/16.
 */
public interface BillService {


    /**
     *查找用户账单
     * @return
     */
    List<Bill> findByUserId(Integer userId);

    /**
     * 添加账单
     * @param bill
     * @return
     */
    Integer addBill(Bill bill);
}
